All our puzzles contain unique interlocking pieces that are made of sturdy blue chipboard on recycled paper. Jigsaw puzzles quiet the mind and induce a state of creative meditation. They tap into our creativity and rewire our brains to make "connections" The most valuable parent-child game. Intellectual game for adults and kids. Good choice for Birthday and Christmas gifts. Manufacturered by Nologo. Puzzles use an exclusively developed extra-thick cardboard combined with our fine linen structured paper to create a glare-free puzzle image and give you the best experience possible. For any reason you are not satisfied with our product just contact us we take pleasure to offer you full refund. We conduct the policy because we have full confident about our product. Moreover we want every customer be happy no matter they purchase here or not. The jigsaw puzzles Contains 1000 pieces puzzle . Finished size: 29.5" x 19.7"/75*50cm.